Extron electronic 68-1323-01 manual General Signal Timing with Code Positions

Signal Timing

Example

The figure below shows the transmitted signal to represent a single press of button #15.

													Data Bits Transmitted
1st Frame							Device Address																Code								Inverse Code
Lead Code					Byte 1								Byte 2										Byte 3											Byte 4
	0	0		0		0	0	0	0	0	1	1	1		1	1	1	1	1	0	0		0	0	1	1		1	0	1		1	1		1	0	0	0	1
			0					0				F					F					0					E					F					1
9 ms 4.5 ms														Hex Code Equivalent

General Signal Timing with Code Positions

Carrier Frequency = 38 KHz (50% duty cycle)

1st Frame							Device Address
Lead Code					Byte 1								Byte 2								Code						Inverse Code
	0	0		0	0	0		0	0	0	1	1	1	1	1	1	1	1	D0	D1	D2	D3	D4	D5	D6	D7	D0	D1	D2	D3	D4	D5	D6	D7
			0				0					F				F
9 ms 4.5 ms

Repeat Code

Carrier On

2.5 ms

Carrier Off

		9 ms
Bit Description
Bit “0”			Bit “1”
	Carrier On	Carrier Off

Carrier On

0.56 ms

Carrier Off

0.56 ms

1.125 ms

Tf = 108 ms

0.56 ms

2.25 ms

Tf = 108 ms

Lead Code Bytes 1-4 Repeat Code Repeat Code

IR Remote Control Hex Codes and Signal Timing • Signal Timing 2